CN204732789U - The special line lifter of a kind of double bundle conductor - Google Patents
The special line lifter of a kind of double bundle conductor Download PDFInfo
- Publication number
- CN204732789U CN204732789U CN201520457330.3U CN201520457330U CN204732789U CN 204732789 U CN204732789 U CN 204732789U CN 201520457330 U CN201520457330 U CN 201520457330U CN 204732789 U CN204732789 U CN 204732789U
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- China
- Prior art keywords
- line lifter
- rod
- lifter body
- adjusting screw
- line
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000004020 conductor Substances 0.000 title claims abstract description 24
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000008439 repair process Effects 0.000 abstract description 2
- 239000012212 insulator Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model belongs to electric power O&M repair apparatus technical field, relate to the special line lifter of a kind of double bundle conductor particularly, comprise line lifter body, the symmetrical structure of described line lifter body, the end of line lifter body is provided with holder line crotch, the inner side of holder line crotch is provided with rubber blanket, the middle part of line lifter body is connected with steering knuckle by connecting bolt, line lifter body is connected with yoke plate bracing frame by connecting frame, connecting frame is triangular in shape, the quantity of connecting frame is two groups, two groups of connecting frames are parallel to each other and be connected to a yoke plate bracing frame, described yoke plate bracing frame comprises adjusting screw(rod), one end of adjusting screw(rod) is connected with connecting frame, the other end of adjusting screw(rod) is connected with supporting bracket, supporting bracket is Y-shaped, the outside of described line lifter body is provided with pulley.The utility model have can support yoke plate, convenient working librarian use the advantage of effectively protection can be carried out wire.
Description
Technical field
The utility model belongs to electric power O&M repair apparatus technical field, relates to the special line lifter of a kind of double bundle conductor particularly.
Background technology
Bundle conductor refers to a kind of wire erection mode that superhigh pressure, UHV transmission line are taked for suppressing corona discharge and minimizing line reactance, namely every phase conductor is made up of the sub-conductor that several diameters are less, each intraphase conductor keeps at a certain distance away and arranges by symmetrical polygonal, the effect being equivalent to increase diameter of wire can be played, compared with the large wire identical with total cross section, be not easy to produce corona and ability of supplying electric power is also higher.Bundle conductor is mainly used on the transmission line of 220kV and above, and China 220kV transmission line adopts double bundle conductor.
Double bundle conductor needs to change double bundle conductor insulator in use for some time, and traditional operational method coordinates with line lifter and insulated tension pole, mentioned by wire, then carry out replacing operation.Mainly there is following problem in traditional work method: one, when mentioning double bundle conductor, yoke plate is owing to lacking support, its run-off the straight is caused to be shifted, yoke plate recovers insulator position difficulty under being in such state large, require high to operating personnel's technical merit, and there is the problem of certain potential safety hazard; Two, task difficulty is high, and staff's activity duration is long, labour intensity is large; Three, line lifter easily causes the phenomenon such as wire heavy wear, disconnected stock when lifting lead wire because wire and line lifter occur to rub.
Summary of the invention
The purpose of this utility model is to solve the problems of the technologies described above, and provides a kind of and can support yoke plate, convenient working librarian use can carry out the special line lifter of double bundle conductor of effectively protection to wire.
The technical solution of the utility model is: the special line lifter of a kind of double bundle conductor, comprise line lifter body, the symmetrical structure of described line lifter body, the end of line lifter body is provided with holder line crotch, the inner side of holder line crotch is provided with rubber blanket, the middle part of line lifter body is connected with steering knuckle by connecting bolt, line lifter body is connected with yoke plate bracing frame by connecting frame, connecting frame is triangular in shape, the quantity of connecting frame is two groups, two groups of connecting frames are parallel to each other and be connected to a yoke plate bracing frame, described yoke plate bracing frame comprises adjusting screw(rod), one end of adjusting screw(rod) is connected with connecting frame, the other end of adjusting screw(rod) is connected with supporting bracket, supporting bracket is Y-shaped, the outside of described line lifter body is provided with pulley.
Preferably, the quantity of described pulley is two, and two pulleys are vertically arranged.
Preferably, described supporting bracket comprises straight mouth section and flared section, and the opening slope of flared section is 30 degree.
Closer, described adjusting screw(rod) is provided with length adjustment mechanism, and adjusting screw(rod) comprises inner core tube and outer tube, and the short transverse of outer tube is provided with one group of screwed hole, and outer tube is fixed by bolt and inner core tube.
Preferably, the connecting rod that described connecting frame comprises horizontally disposed connecting plate and is obliquely installed, connecting plate welds with connecting rod.
Preferably, described line lifter body is made into integration by aluminium alloy.
The beneficial effects of the utility model are: first, after using this instrument, while mentioning double bundle conductor, yoke plate is supported, to keep the erectility of its original position, such operating personnel can complete the replacing of insulator easily, greatly reduce the requirement to operating personnel's technical merit, labour intensity, improve operating efficiency, avoid the potential safety hazard in operation process; Secondly, yoke plate bracing or strutting arrangement adopts two point to support, and increases its stability, and " Y " type support bar uses long screw, coordinates the nut on bracing or strutting arrangement, arbitrarily can regulate the height of " Y " type support bar, meet the requirement of distinct device; Finally, line lifter body arranges pulley, the frictional force between wire and line lifter can be reduced, and then the wear damage to wire can be alleviated, thus wire is effectively protected.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is side-looking structural representation of the present utility model.
In figure, 1, line lifter body, 2, holder line crotch, 3, steering knuckle, 4, connecting bolt, 5, yoke plate bracing frame, 6, supporting bracket, 7, adjusting screw(rod), 8, connecting frame, 81, connecting plate, 82, connecting rod.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail.
As depicted in figs. 1 and 2, the special line lifter of double bundle conductor of the present utility model, comprise the line lifter body 1 for changing double bundle conductor insulator, particularly, line lifter body design becomes bilateral symmetry, can conveniently make.The end of line lifter body 1 is provided with the holder line crotch 2 for support wire, and the inner side of holder line crotch 2 is provided with rubber blanket, can reduce the wearing and tearing to wire.The middle part of line lifter body 1 is connected with steering knuckle 3 by connecting bolt 4.Line lifter body 1 is also provided with pulley (not shown), particularly, the quantity of pulley is two, two pulleys are vertically arranged, line lifter body arranges pulley, the frictional force between wire and line lifter can be reduced, and then the wear damage to wire can be alleviated, thus wire is effectively protected.
Line lifter body 1 is made into integration by aluminium alloy, selects aluminum alloy material, has lightweight, the feature that mechanical strength is high.Line lifter body 1 is connected with yoke plate bracing frame 5 by connecting frame 8, and particularly, the quantity of connecting frame 8 is two groups, and two groups of connecting frames 8 are parallel to each other and be connected to a yoke plate bracing frame 5.Connecting frame 8 is triangular in shape, the connecting rod 82 specifically comprising horizontally disposed connecting plate 81 and be obliquely installed, connecting plate 81 welds with connecting rod 82, utilizes connecting frame to be connected with line lifter body by yoke plate bracing frame, the steadiness of whole device can be improved, improve useful life.
Yoke plate bracing frame 5 is used for supporting yoke plate, yoke plate is kept upright state, thus enables operating personnel easily insulator be recovered position.Particularly, yoke plate bracing frame 5 comprises adjusting screw(rod) 7, and adjusting screw(rod) is provided with length adjustment mechanism, can facilitate the height of adjusting screw(rod), makes this instrument be applicable to different equipment.Particularly, adjusting screw(rod) 7 comprises inner core tube and outer tube, and the short transverse of outer tube is provided with one group of screwed hole, and outer tube is fixed by bolt and inner core tube.During use, according to the requirement of distinct device, inner core tube is fixed on the screwed hole place of outer tube differing heights, the height that can change adjusting screw(rod) meets instructions for use.
One end of adjusting screw(rod) 7 is welded with connecting frame, and the other end of adjusting screw(rod) 7 is connected with supporting bracket 6, and particularly, supporting bracket comprises straight mouth section and flared section, and the opening slope of flared section is 30 degree, arranges flared section and can play certain guide effect to yoke plate.Yoke plate bracing frame is provided with two, adopts two point to support, can increase stability, simultaneously, adjusting screw(rod) uses long screw, and the nut of engage, arbitrarily can regulate the height of " Y " type support bar, meet the requirement of distinct device, this tool applications scope is wide, strong to apparatus adaptability, significantly can improve operating efficiency, reduce operating personnel's labour intensity, the potential safety hazard in cancel job process.
Although the foregoing describe embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection range of the present utility model is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present utility model and essence, can make various changes or modifications to these execution modes, but these change and amendment all falls into protection range of the present utility model.
Claims (6)
1. the special line lifter of double bundle conductor, comprise line lifter body (1), it is characterized in that: the symmetrical structure of described line lifter body (1), the end of line lifter body (1) is provided with holder line crotch (2), the inner side of holder line crotch (2) is provided with rubber blanket, the middle part of line lifter body (1) is connected with steering knuckle (3) by connecting bolt (4), line lifter body (1) is connected with yoke plate bracing frame (5) by connecting frame (8), connecting frame (8) is triangular in shape, the quantity of connecting frame (8) is two groups, two groups of connecting frames (8) are parallel to each other and be connected to a yoke plate bracing frame (5), described yoke plate bracing frame (5) comprises adjusting screw(rod) (7), one end of adjusting screw(rod) (7) is connected with connecting frame (8), the other end of adjusting screw(rod) (7) is connected with supporting bracket (6), supporting bracket (6) is in Y-shaped, the outside of described line lifter body (1) is provided with pulley.
2. the special line lifter of a kind of double bundle conductor as claimed in claim 1, is characterized in that: the quantity of described pulley is two, and two pulleys are vertically arranged.
3. the special line lifter of a kind of double bundle conductor as claimed in claim 1 or 2, is characterized in that: described supporting bracket (6) comprises straight mouth section and flared section, the opening slope of flared section is 30 degree.
4. the special line lifter of a kind of double bundle conductor as claimed in claim 3, it is characterized in that: described adjusting screw(rod) (7) is provided with length adjustment mechanism, adjusting screw(rod) (7) comprises inner core tube and outer tube, the short transverse of outer tube is provided with one group of screwed hole, and outer tube is fixed by bolt and inner core tube.
5. the special line lifter of a kind of double bundle conductor as claimed in claim 1, is characterized in that: the connecting rod (82) that described connecting frame (8) comprises horizontally disposed connecting plate (81) and is obliquely installed, and connecting plate (81) welds with connecting rod (82).
6. the special line lifter of a kind of double bundle conductor as claimed in claim 1, is characterized in that: described line lifter body (1) is made into integration by aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520457330.3U CN204732789U (en) | 2015-06-30 | 2015-06-30 | The special line lifter of a kind of double bundle conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520457330.3U CN204732789U (en) | 2015-06-30 | 2015-06-30 | The special line lifter of a kind of double bundle conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204732789U true CN204732789U (en) | 2015-10-28 |
Family
ID=54391114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520457330.3U Expired - Fee Related CN204732789U (en) | 2015-06-30 | 2015-06-30 | The special line lifter of a kind of double bundle conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204732789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958375A (en) * | 2016-06-06 | 2016-09-21 | 国网山东省电力公司潍坊供电公司 | Tool for live changing of power transmission line double divided conductor insulator |
-
2015
- 2015-06-30 CN CN201520457330.3U patent/CN204732789U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958375A (en) * | 2016-06-06 | 2016-09-21 | 国网山东省电力公司潍坊供电公司 | Tool for live changing of power transmission line double divided conductor insulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20200630 |